<html>

<head></head>

<body>
    <p id="demo">1892d 19h 9m 7s </p>
    <style>
        p {
          text-align: center;
          font-size: 60px;
        }
    </style>

    <script>
        // Set the date we're counting down to
        var countDownDate = new Date("Jan 5, 2028 15:37:25").getTime();
        
        // Update the count down every 1 second
        var x = setInterval(function() {
        
            // Get todays date and time
            var now = new Date().getTime();
            
            // Find the distance between now an the count down date
            var distance = countDownDate - now;
            
            // Time calculations for days, hours, minutes and seconds
            var days = Math.floor(distance / (1000 * 60 * 60 * 24));
            var hours = Math.floor((distance % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));
            var minutes = Math.floor((distance % (1000 * 60 * 60)) / (1000 * 60));
            var seconds = Math.floor((distance % (1000 * 60)) / 1000);
            
            // Output the result in an element with id="demo"
            document.getElementById("demo").innerHTML = days + "d " + hours + "h "
            + minutes + "m " + seconds + "s ";
            
            // If the count down is over, write some text 
            if (distance < 0) {
                clearInterval(x);
                document.getElementById("demo").innerHTML = "EXPIRED";
            }
        }, 1000);
    </script>
</body>

</html>